Free Lesson Plans

Hydroponics basics for grades 3-5 classrooms involve simple Deep Water Culture (DWC) systems using Styrofoam rafts and household items to teach plant needs like water, air, light, nutrients, and space, aligned with NGSS standards 4-LS1-1 and 5-LS1-1. These setups let students grow lettuce or basil without soil, observing roots in nutrient water while comparing to…